1. taste, disposition, attitude, occupation, preference, way of life.
2. one’s preferred drug.
1. [1930s] (US black) to act in an obnoxious manner.
2. [1990s+] to act contrary to expectations, to behave illogically in a given situation.
[1960s] (US campus) to pursue one’s own interests.
[1960s–70s] (US black) to have a problem; thus have a bag and a half, to have a very great problem.